Your shopping cart is empty!
Categories
Anatomy And Physiology 7th Edition By PattonThibodeau Test Bank
| << Applied Pharmacology for the Dental Hygienist 7th Edition by Elena Bablenis Haveles Test Bank | Auditing A Risk Based Approach to Conducting a Quality Audit 10Th Edition By Johnstone Test Bank >> |
Anatomy And Physiology 7th Edition By PattonThibodeau Test Bank
Description
WITH ANSWERS
Anatomy And Physiology 7th Edition By PattonThibodeau Test Bank
Patton and Thibodeau: Anatomy & Physiology, 7th Edition
Chapter 2: The Chemical Basis of Life
Test Bank
TRUE/FALSE
- Biochemistry deals with the chemical makeup of living organisms and the underlying process of life activities.
ANS: T DIF: Memorization REF: Page 34
TOP: Introduction
- The number of protons in the nucleus of an atom determines its atomic mass.
ANS: F DIF: Memorization REF: Page 36
TOP: Atomic Number and Atomic Weight
- The positively charged electrons are found in clouds outside the nucleus of an atom.
ANS: F DIF: Memorization REF: Page 36
TOP: Atomic Structure
- Two shared pairs of electrons represent a single covalent bond.
ANS: F DIF: Application REF: Page 39 TOP: Covalent Bonds
- The digestion of food is an example of a decomposition reaction.
ANS: T DIF: Application REF: Page 40
TOP: Chemical Reactions
- The number and arrangement of electrons orbiting in an atoms outer shell determine its chemical activity.
ANS: T DIF: Application REF: Page 37 TOP: Energy Levels
- An atom is chemically inert if its outermost shell has two pairs of electrons.
ANS: F DIF: Application REF: Page 37 TOP: Energy Levels
- An isotope of an element contains the same number of neutrons but different numbers of protons.
ANS: F DIF: Memorization REF: Page 37
TOP: Isotopes
- Electrovalent and ionic bonds are the same.
ANS: T DIF: Memorization REF: Page 38
TOP: Ionic Bonds
- Radiation results from the breaking apart of the nucleus of an atom.
ANS: T DIF: Memorization REF: Page 38
TOP: Radioactivity
- Radioactivity can cause an atom of one element to change to that of another element.
ANS: T DIF: Memorization REF: Page 38
TOP: Radioactivity
- Ionizing radiation can be cancer-producing.
ANS: T DIF: Memorization REF: Page 38
TOP: Radioactivity
- A substance that resists changes in pH when acids or bases are added is called a buffer.
ANS: T DIF: Application REF: Page 45 TOP: Buffers
- The chemical reaction of an acid with a base always produces a salt and water.
ANS: T DIF: Application REF: Page 45 TOP: Salts
- Water is the universal solvent.
ANS: T DIF: Memorization REF: Page 43
TOP: Water
- Electrolytes include acids, bases, and salts.
ANS: T DIF: Memorization REF: Page 44
TOP: Electrolytes
- All inorganic substances are free from carbon.
ANS: F DIF: Memorization REF: Page 42
TOP: Organic and Inorganic Compounds
- Electrolytes are characterized by having either a positive or a negative charge.
ANS: T DIF: Memorization REF: Page 44
TOP: Electrolytes
- Acids are electrolytes that produce OH+ ions.
ANS: F DIF: Memorization REF: Page 44
TOP: Acids
- pH stands for the negative logarithm of the hydrogen ion concentration.
ANS: T DIF: Memorization REF: Page 44
TOP: The pH Scale
- Proteins are the most abundant of the carbon-containing compounds in the body.
ANS: T DIF: Memorization REF: Page 52
TOP: Proteins
- Glycogen and starch are both examples of polysaccharides.
ANS: T DIF: Memorization REF: Page 48
TOP: Disaccharides and Polysaccharides
- There are a total of 20 essential amino acids.
ANS: F DIF: Memorization REF: Page 52
TOP: Amino Acids
- Steroids are often called tissue hormones.
ANS: F DIF: Synthesis REF: Page 50 TOP: Steroids
- DNA molecules are the largest molecules in the body.
ANS: T DIF: Memorization REF: Page 57
TOP: Nucleic Acids
- Adenine and thymine are referred to as purine bases, which are important constituents of a DNA molecule.
ANS: F DIF: Memorization REF: Page 57
TOP: Nucleic Acids
- Metabolism includes the processes of both anabolism and catabolism.
ANS: T DIF: Memorization REF: Page 41
TOP: Metabolism
- The ability of proteins to perform their function depends on their shape.
ANS: T DIF: Application REF: Page 56
TOP: Levels of Protein Structure
- Enzymes are proteins that function by the lock-and-key theory.
ANS: T DIF: Synthesis REF: Page 56
TOP: Levels of Protein Structure
- ATP is broken down in an anabolic reaction.
ANS: F DIF: Application REF: Page 41 TOP: Catabolism
- Catabolism and anabolism are major types of metabolic activity.
ANS: T DIF: Memorization REF: Page 41
TOP: Metabolism
- Sodium chloride is an example of an ionic bond.
ANS: T DIF: Application REF: Page 38 TOP: Ionic Bonds
- The digestion of food is an example of a synthesis reaction.
ANS: F DIF: Synthesis REF: Page 40 | Page 41
TOP: Chemical Reactions
- The pH scale indicates the degree of acidity or alkalinity of a solution.
ANS: T DIF: Memorization REF: Page 44
TOP: Acids and Bases
- Litmus paper will turn red in the presence of a base.
ANS: F DIF: Memorization REF: Page 44
TOP: Acids and Bases
- High-density lipoprotein (HDL) is also called the bad cholesterol.
ANS: F DIF: Application REF: Page 51 (Box 2-2)
TOP: Blood Lipoproteins
- The nonessential amino acids cannot be produced from the other amino acids or from simple organic molecules.
ANS: F DIF: Memorization REF: Page 52
TOP: Amino Acids
- The atomic weight of an atom is equal to the number of protons plus the number of neutrons.
ANS: T DIF: Memorization REF: Page 36
TOP: Atomic Number and Atomic Weight
- The mass of a proton is almost exactly equal to the mass of an electron.
ANS: F DIF: Memorization REF: Page 33
TOP: Atomic Number and Atomic Weight
- Hydrogen will react with other atoms to get 8 electrons in its outer energy level.
ANS: F DIF: Application REF: Page 37 TOP: Energy Levels
- A double covalent bond involves the sharing of 2 electrons.
ANS: F DIF: Application REF: Page 39 TOP: Covalent Bonds
- Synthesis reactions release energy for use by the cell.
ANS: F DIF: Memorization REF: Page 40
TOP: Chemical Reactions
- Electrolytes dissociate to form ions.
ANS: T DIF: Application REF: Page 44 TOP: Electrolytes
- As the hydrogen ion concentration increases, the pH value increases.
ANS: F DIF: Application REF: Page 44 TOP: Acids and Bases
- Sugars and starches are both considered to be carbohydrates.
ANS: T DIF: Memorization REF: Page 46
TOP: Carbohydrates
- Glucose is a hexose and ribose is a pentose.
ANS: T DIF: Memorization REF: Page 46
TOP: Carbohydrates
- Nonessential amino acids are rarely used in the making of proteins in the human body.
ANS: F DIF: Application REF: Page 52 TOP: Amino Acids
- Fats, steroids, and prostaglandins are all considered lipids.
ANS: T DIF: Memorization REF: Page 48
TOP: Lipids
- Fats are composed of three fatty acids joined to a molecule of glycerol.
ANS: T DIF: Memorization REF: Page 48
TOP: Triglycerides or Fats
- Saturated fats are more likely than unsaturated fats to be liquids at room temperature.
ANS: F DIF: Memorization REF: Page 49
TOP: Triglycerides or Fats
- Phospholipids have a fat-soluble end and a water-soluble end.
ANS: T DIF: Memorization REF: Page 50
TOP: Phospholipids
- Prostaglandins are associated with the prostate gland and therefore are not found in women.
ANS: F DIF: Application REF: Page 51 TOP: Prostaglandins
- Chemistry can be defined as the science that deals with the structure, arrangement, and composition of substances and the reactions they undergo.
ANS: T DIF: Memorization REF: Page 34
TOP: Introduction
- The nucleus of the atom will always have a positive charge.
ANS: T DIF: Application REF: Page 36 TOP: Atomic Structure
- If an atom has an atomic number of 12 and an atomic weight of 25, it must have 13 neutrons.
ANS: T DIF: Application REF: Page 36
TOP: Atomic Number and Atomic Weight
- Consider an atom that has an atomic mass of 18. For it to be electrically neutral, it must have 18 electrons.
ANS: F DIF: Application REF: Page 36
TOP: Atomic Structure, Atomic Number and Atomic Weight
- Atoms become positively charged by gaining protons.
ANS: F DIF: Memorization REF: Page 38
TOP: Ionic Bonds
- Inorganic compounds do not play an important role in living systems.
ANS: F DIF: Application REF: Page 42
TOP: Organic and Inorganic Compounds
- Acids release protons in solution.
ANS: T DIF: Memorization REF: Page 44
TOP: Acids
- A denatured protein has lost its functional shape.
ANS: T DIF: Memorization REF: Page 56
TOP: Proteins
- RNA never exists in a double-stranded form.
ANS: F DIF: Memorization REF: Page 58
TOP: DNA and RNA
- Glycoproteins contain both a fat molecule and a protein molecule.
ANS: F DIF: Memorization REF: Page 60
TOP: Combined Forms
- The terms molecule and compound mean the same thing.
ANS: F DIF: Memorization REF: Page 38
TOP: Interaction Between Atoms
- Four elements are considered to be the major elements in the body.
ANS: F DIF: Memorization REF: Page 35
TOP: Elements and Compounds
- Dalton named the atom after the Greek word for invisible.
ANS: F DIF: Memorization REF: Page 36
TOP: Atoms
- A neutral atom that has 22 protons must have 22 electrons.
ANS: T DIF: Application REF: Page 36 TOP: Atoms
- A neutral atom that has 22 protons must have 22 neutrons.
ANS: F DIF: Application REF: Page 36 TOP: Atoms
- A neutral atom that has 22 protons could have 25 neutrons.
ANS: T DIF: Application REF: Page 36 TOP: Atoms
- Oxygen has 8 electrons, but only 6 of them are in its outermost energy level.
ANS: T DIF: Application REF: Page 37 TOP: Energy Levels
- Hydrogen bonds between atoms do not form molecules or compounds.
ANS: T DIF: Memorization REF: Page 39
TOP: Attraction Between Molecules
- According to the general formula, in synthesis reactions, the number of reactants is usually greater than the number of products.
ANS: T DIF: Application REF: Page 40
TOP: Chemical Reactions
- According to the general formula, in decomposition reactions, the number of reactants is usually greater than the number of products.
ANS: F DIF: Application REF: Page 40 | Page 41
TOP: Chemical Reactions
- According to the general formula, in exchange reactions, the number of reactants and the number of products are usually equal.
ANS: T DIF: Application REF: Page 41
TOP: Chemical Reactions
- A solution with a pH of 6 has 100 times more hydrogen ions than a solution with a pH of 4.
ANS: F DIF: Application REF: Page 44 TOP: The pH Scale
- A solution with a pH of 3 has 100 times more hydrogen ions than a solution with a pH of 5.
ANS: T DIF: Application REF: Page 44 TOP: The pH Scale
- A sucrose molecule is formed by the synthesis reaction between glucose and fructose.
ANS: T DIF: Application REF: Page 48
TOP: Disaccharides and Polysaccharides
- The quaternary structure of a protein contains more than one polypeptide chain.
ANS: T DIF: Application REF: Page 55
TOP: Levels of Protein Structure
- Both phospholipids and steroids are found in cell membranes.
ANS: T DIF: Memorization REF: Page 50
TOP: Phospholipids and Steroids
- Steroids are the only lipid that contains a ring structure.
ANS: F DIF: Memorization REF: Page 50
TOP: Prostaglandins
- Nucleotides are only used to make RNA or DNA molecules.
ANS: F DIF: Memorization REF: Page 58
TOP: Nucleotides and Related Molecules
- The distance between the sugar-phosphate structures in a DNA molecule is equal to the distance of one purine and one pyrimidine molecule.
ANS: T DIF: Application REF: Page 57 TOP: Nucleic Acids
- When ATP is in short supply, muscles can use creatine phosphate for extra energy.
ANS: T DIF: Memorization REF: Page 59
TOP: Nucleotides and Related Molecules
- Because oxygen has 8 electrons, it has achieved its octet and will not react with other elements.
ANS: F DIF: Application REF: Page 37 TOP: Energy Levels
- Both triglycerides and prostaglandins can contain a saturated fat.
ANS: T DIF: Application REF: Page 49 | Page 50
TOP: Triglycerides and Prostaglandins
MULTIPLE CHOICE
- Which of the following represents a trace element in the body?
| A. | Sulfur |
| B. | Chlorine |
| C. | Iron |
| D. | Phosphorus |
ANS: C DIF: Memorization REF: Page 35
TOP: Basic Chemistry
- The kind of element is determined by the number of:
| A. | proton. |
| B. | neutrons. |
| C. | mesotrons. |
| D. | electrons. |
ANS: A DIF: Application REF: Page 36
TOP: Atomic Number and Atomic Weight
- Atomic weight is determined by the number of:
| A. | protons and electrons. |
| B. | neutrons and electrons. |
| C. | neutrons, protons, and electrons. |
| D. | protons and neutrons. |
ANS: D DIF: Application REF: Page 36
TOP: Atomic Number and Atomic Weight
- Carbon has an atomic number of 6. The number of electrons found in the first shell is:
| A. | 2. |
| B. | 4. |
| C. | 6. |
| D. | 8. |
ANS: A DIF: Application REF: Page 37 (Figure 2-6)
TOP: Energy Levels
- The atomic number of carbon is 6. How many unpaired electrons are in its outer shell?
| A. | 2 |
| B. | 3 |
| C. | 4 |
| D. | 5 |
ANS: C DIF: Application REF: Page 37 (Figure 2-6)
TOP: Energy Levels
- A negatively charged subatomic particle that moves around the nucleus is a(n):
| A. | orbital. |
| B. | proton. |
| C. | neutron. |
| D. | electron. |
ANS: D DIF: Memorization REF: Page 36
TOP: Atomic Structure
- When atoms combine, they may gain, lose, or share:
| A. | electrons. |
| B. | protons. |
| C. | neutrons. |
| D. | nuclei. |
ANS: A DIF: Application REF: Page 38
TOP: Attraction Between Atoms: Chemical Bonds
- An ionic bond is formed by:
| A. | two or more positive ions combining. |
| B. | two or more negative ions combining. |
| C. | a positive and a negative ion attracting each other. |
| D. | sharing of a pair of electrons. |
ANS: C DIF: Application REF: Page 38 TOP: Ionic Bonds
- An example of an element would be:
| A. | Ne. |
| B. | CO2. |
| C. | C6H12O6. |
| D. | H2O. |
ANS: A DIF: Application REF: Page 34
TOP: Elements and Compounds
- An isotope of an element contains a different number of ____ than other atoms of the same element.
| A. | electrons |
| B. | protons |
| C. | neutrons |
| D. | protons and neutrons |
ANS: C DIF: Application REF: Page 37 TOP: Isotopes
- Which of the following elements is least likely to combine with another element?
| A. | Hydrogen |
| B. | Helium |
| C. | Oxygen |
| D. | Carbon |
ANS: B DIF: Synthesis REF: Page 37 (Figure 2-6)
TOP: Attraction Between Atoms: Chemical Bonds
- The hydrogen isotope tritium consists of:
| A. | one proton. |
| B. | one proton and one neutron. |
| C. | two protons and one neutron. |
| D. | one proton and two neutrons. |
ANS: D DIF: Application REF: Page 38 (Figure 2-7)
TOP: Isotopes
- Which of the following bonds are the weakest?
| A. | Ionic bonds |
| B. | Hydrogen bonds |
| C. | Electrovalent bonds |
| D. | Covalent bonds |
ANS: B DIF: Memorization REF: Page 39
TOP: Hydrogen Bonds
- The type of reaction in which substances are combined to form more complex substances is called a(n):
| A. | reversible reaction. |
| B. | exchange reaction. |
| C. | synthesis reaction. |
| D. | decomposition reaction. |
ANS: C DIF: Memorization REF: Page 40
TOP: Chemical Reactions
- The process of the digestion of food is an example of which type of reaction?
| A. | Synthesis |
| B. | Decomposition |
| C. | Exchange |
| D. | Reversible |
ANS: B DIF: Application REF: Page 40 | Page 41
TOP: Chemical Reactions
- Substances that accept hydrogen ions are called:
| A. | acids. |
| B. | bases. |
| C. | buffers. |
| D. | salts. |
ANS: B DIF: Memorization REF: Page 44
TOP: Bases
- Acids:
| A. | are proton donors. |
| B. | taste sour. |
| C. | release hydrogen ions in an aqueous solution. |
| D. | are all of the above. |
ANS: D DIF: Synthesis REF: Page 44 TOP: Acids
- A solution that contains a greater concentration of hydroxide ions (OH-) than hydrogen ions (H+) is a(n):
| A. | acidic solution. |
| B. | alkaline (basic) solution. |
| C. | neutral solution. |
ANS: B DIF: Application REF: Page 44 TOP: Bases
- In the presence of a base, red litmus paper will:
| A. | stay red. |
| B. | turn blue. |
| C. | turn green. |
| D. | turn yellow. |
ANS: B DIF: Memorization REF: Page 44
TOP: Acids and Bases
- The most abundant and important compound(s) in the body is/are:
| A. | air. |
| B. | water. |
| C. | proteins. |
| D. | nucleic acids. |
ANS: B DIF: Memorization REF: Page 42
TOP: Water
- Approximately what percentage of body weight is water?
| A. | 40% |
| B. | 50% |
| C. | 60% |
| D. | 70% |
ANS: D DIF: Memorization REF: Page 42
TOP: Water
- AB + CD AD + CB is an example of a(n):
| A. | synthesis reaction. |
| B. | exchange reaction. |
| C. | decomposition reaction. |
| D. | reversible reaction. |
ANS: B DIF: Application REF: Page 41
TOP: Chemical Reactions
- Which of the following represent(s) properties of water?
| A. | Cohesion |
| B. | High heat of vaporization |
| C. | Strong polarity |
| D. | All of the above |
ANS: D DIF: Synthesis REF: Page 43
TOP: Properties of Water
- The approximate pH of gastric fluid is:
| A. | 10. |
| B. | 8. |
| C. | 4. |
| D. | 2. |
ANS: D DIF: Memorization
REF: Page 45 (Figure 2-15) &nb
Write a review
Your Name:Your Review: Note: HTML is not translated!
Rating: Bad Good
Enter the code in the box below:
Once the order is placed, the order will be delivered to your email less than 24 hours, mostly within 4 hours.
If you have questions, you can contact us here
May also like
$24.99
$24.99
$24.99
